Commit 63e320a0 authored May 10, 2020 by Christoph Hellwig Committed by Greg Kroah-Hartman May 20, 2020

arm64: fix the flush_icache_range arguments in machine_kexec



[ Upstream commit d51c214541c5154dda3037289ee895ea3ded5ebd ]

The second argument is the end "pointer", not the length.

Fixes: d28f6df1 ("arm64/kexec: Add core kexec support")
Cc: <stable@vger.kernel.org> # 4.8.x-
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent d2413ec1

arch/arm64/kernel/machine_kexec.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -192,6 +192,7 @@ void machine_kexec(struct kimage *kimage)
		* the offline CPUs. Therefore, we must use the __* variant here.
		*/
		__flush_icache_range((uintptr_t)reboot_code_buffer,
		(uintptr_t)reboot_code_buffer +
		arm64_relocate_new_kernel_size);

		/* Flush the kimage list and its buffers. */